Home / 7,429,315.24-10,248,111.30-4,671,638.20

Finding the Fourth Proportional to 7,429,315.24, 10,248,111.30 and 4,671,638.20

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Solution

The fourth proportional to 7,429,315.24, 10,248,111.30 and 4,671,638.20 is: 6,444,129.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,429,315.24 : 10,248,111.30 = 4,671,638.20 : x
  2. Step 2: Convert to fraction form
    7,429,315.24/10,248,111.30 = 4,671,638.20/x
  3. Step 3: Cross multiply
    7,429,315.24x = 10,248,111.30 × 4,671,638.20
  4. Step 4: Simplify right side
    7,429,315.24x = 47,875,468,226,931.66
  5. Step 5: Solve for x
    x = 47,875,468,226,931.66/7,429,315.24
  6. Step 6: Final answer
    x = 6,444,129.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.